Home / 8,442.43-12,663.95-2,598.89

Finding the Fourth Proportional to 8,442.43, 12,663.95 and 2,598.89

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Solution

The fourth proportional to 8,442.43, 12,663.95 and 2,598.89 is: 3,898.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,442.43 : 12,663.95 = 2,598.89 : x
  2. Step 2: Convert to fraction form
    8,442.43/12,663.95 = 2,598.89/x
  3. Step 3: Cross multiply
    8,442.43x = 12,663.95 × 2,598.89
  4. Step 4: Simplify right side
    8,442.43x = 32,912,136.70
  5. Step 5: Solve for x
    x = 32,912,136.70/8,442.43
  6. Step 6: Final answer
    x = 3,898.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.